Module loads but sysfs interface never appears
The ryzen_smu module loads on some Ryzen systems but never creates its sysfs interface, so monitoring fails.
Tier I · Proven The best-established problems.
5 public reports · first reported 1 February 2022 · last reported 28 January 2025
What's going wrong
Several owners of Ryzen laptops and desktops on Arch, Manjaro, Ubuntu and EndeavourOS find the kernel module either refuses to start or loads without creating its control directory under sysfs.
AI-assisted: written with the help of AI from the reports. The idea report has the full summary.
In the idea report
- The full summary.
- The products the 5 reports are about, and how many came each month.
- Related problems.
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